Improvement in tooth-brushes



J. D. &. W. DDONOGHUE.

Tooth-Brushes.

Patented July I, 1873.

w m a A AM. PHOTO-LITHOGRAPHIC ca M X (assomvz's Pleacssq) UNITED STATESPATENT OFFICE,

JAMES D. ODONOGHUE AND WILLIAM ODONOGHUE, OF NEW YORK, N. Y.

IMPROVEMENT m TOOTH-BRUSHES.

Specification forming part of LettcrsPatent No. 140,429, dated July 1,1873; application filed May 31, 1873.

To all whom it may concern:

Be it known that we, JAMES D. ODONOGHUE and WILLIAM ODoNoeHUE, of thecity, county, and State of New York, have invented a new and ImprovedTooth-Brush, of which the following is a specification:

This invention consists of an ordinary toothbrush having a convex brusharranged at the end of the handle, crosswise to it, in a difierent planeand fronting the other brush, so that.

handle at one side of it and fronting the brush B, as above stated, sothat when the brush end B is used as a handle and the convex brush putin the mouth it applies to the teeth at the inside better than any otherbrush by reason of its convexity and relative arrangement with thehandle.

\Ve have in this example arranged this brush in connection with theordinary toothbrush as a matter of convenience; but it is obvious thatit may be arranged on a separate handle.

Having thus described our invention, we claim as new and desire tosecure by Letters Patent- A tooth-brush, 0, arranged, in relation to itshandle, as herein shown and described.

JAMES D. ODONOGHUE. WILLIAM ODONOGHUE.

Witnesses:

T. B. MOSHER, O. Snnewrox.

